3890425220 has 48 divisors (see below), whose sum is σ = 9130012416. Its totient is φ = 1380192000.

The previous prime is 3890425213. The next prime is 3890425271. The reversal of 3890425220 is 225240983.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 206636 + ... + 224675.

It is an arithmetic number, because the mean of its divisors is an integer number (190208592).

Almost surely, 2^3890425220 is an apocalyptic number.

It is an amenable number.

3890425220 is an abundant number, since it is smaller than the sum of its proper divisors (5239587196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3890425220 is a wasteful number, since it uses less digits than its factorization.

3890425220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 431372 (or 431370 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 3890425220 is about 62373.2732827130. The cubic root of 3890425220 is about 1572.7717168425.

The spelling of 3890425220 in words is "three billion, eight hundred ninety million, four hundred twenty-five thousand, two hundred twenty".